#include <stdio.h>
#include <stdlib.h>
#include <string.h>

char* solution(char* name,char* surname,int age){
    char* age1=(char*)malloc(sizeof(char)*205);
    sprintf(age1,"%d",age);
    int i=0,len=strlen(age1);
    printf("%s\n",age1);
    char *ans=(char*)malloc(sizeof(char)*(len+5));
    ans[0]=name[0];
    ans[1]=name[1];
    ans[2]=surname[0];
    ans[3]=surname[1];
    for(i=0;i<len;i++){
        ans[4+i]=age1[i];
    }
    ans[5+i]='\0';
    return ans;
}

int main(){
    char* ans=solution("j","F",8);
    printf("%s\n",ans);

    return 0;
}